feat(StreamSearch): add stream search on stores

[forshev]

Description

Add StreamSearch method on stores
Add Executors
Serve StreamSearch with executors

Fixes #483

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[github-actions]

❌ PR Title Validation Failed
Please refer to CONTRIBUTING.md

[codecov-commenter]

Codecov Report

❌ Patch coverage is 68.47405% with 407 lines in your changes missing coverage. Please review.
✅ Project coverage is 71.10%. Comparing base (a73114c) to head (6edf847).

Files with missing lines	Patch %	Lines
proxy/search/stream_search.go	53.44%	88 Missing and 20 partials ⚠️
storeapi/grpc_stream_search.go	60.68%	78 Missing and 25 partials ⚠️
storeapi/client.go	0.00%	69 Missing ⚠️
proxyapi/grpc_stream_search.go	56.63%	42 Missing and 7 partials ⚠️
query/exec/datasource.go	81.15%	16 Missing and 10 partials ⚠️
query/exec/merger.go	88.81%	12 Missing and 5 partials ⚠️
query/record.go	78.00%	8 Missing and 3 partials ⚠️
parser/seqql_pipes.go	77.77%	4 Missing and 4 partials ⚠️
query/exec/aggregator.go	95.29%	3 Missing and 1 partial ⚠️
query/exec/filter.go	92.30%	2 Missing and 2 partials ⚠️
... and 3 more

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #496      +/-   ##
==========================================
- Coverage   71.33%   71.10%   -0.23%     
==========================================
  Files         233      243      +10     
  Lines       18999    20192    +1193     
==========================================
+ Hits        13552    14358     +806     
- Misses       4419     4732     +313     
- Partials     1028     1102      +74     

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[github-actions]

🔴 Performance Degradation

Some benchmarks have degraded compared to the previous run.
Click on Show table button to see full list of degraded benchmarks.

Show table

Name	Previous	Current	Ratio	Verdict
Indexer-4	a73114	bedad6
	678752766.00 B/op	758284750.00 B/op	1.12	🔴
MutexListAppend-4	a73114	bedad6
	194.53 MB/s	167.62 MB/s	0.86	🔴
	83148539.00 ns/op	95451518.00 ns/op	1.15	🔴

[github-actions]

🔴 Performance Degradation

Some benchmarks have degraded compared to the previous run.
Click on Show table button to see full list of degraded benchmarks.

Show table

Name	Previous	Current	Ratio	Verdict
Indexer-4	a73114	d1db91
	678752766.00 B/op	780674889.00 B/op	1.15	🔴

[github-actions]

🔴 Performance Degradation

Some benchmarks have degraded compared to the previous run.
Click on Show table button to see full list of degraded benchmarks.

Show table

Name	Previous	Current	Ratio	Verdict
Indexer-4	a73114	a92f9b
	678752766.00 B/op	762860470.00 B/op	1.12	🔴
MutexListAppend-4	a73114	a92f9b
	194.53 MB/s	164.33 MB/s	0.84	🔴
	83148539.00 ns/op	97365690.00 ns/op	1.17	🔴